package creationPattern.Factory.Factory_03.factory;

import creationPattern.Factory.Factory_02.service.IFreeGoods;

/**
 * 抽象工厂 - 用于返回
 */
public interface FreeGoodsFactory {

    /**
     * 返回的是抽象产品
     * @return
     */
    IFreeGoods getInstance();
}
